2 units 
Keep your home clutter-free and kids-safe with the water and sand kettlebell for training at home, outdoors or on the road. 
Adjustable weight: 2-10kg (4-22lbs) with water, up to 14kg (30lbs) with sand
foldable, only 0.5kg (1 lbs), perfect for home gym and travel
integrated leak protection
soft & durable construction for comfort and safety
fabric-coated exterior for great style and feel
cotton-canvas handle for great grip and comfort